1. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

2. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

3. Who invented c language

Answer:

Dennis Ritchie

4. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

5. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

6. Who invented Steam Engine (Piston)

Answer: Thomas Newcomen of Britain in 1712

7. Who invented Air Conditioning ?

Answer:

Willis Carrier in 1902